“They are a lifeblood to the community. They are the main employer in this area,” Franklin Grove Fire Chief Pat Hilliker told the Sun-Times.

It's not clear how long it will take to return the warehouse to normal, but several groups of employees are not working Friday as a result of the damage.

O'Brien shared photos of damage to the docking bay and warehouse walls:

Elsewhere in northern Illinois, the tornado killed 67-year-old Geraldine Schultz in her Fairdale home. Kirkland Fire Department Chief Chad Connell says that people are still unaccounted for Friday morning.

In Rochelle, Illinois, 12 people were trapped under Grubsteakers, a local restaurant, for 90 minutes after the tornado leveled the building. Rescue crews were able to recover everyone inside.

MORE ON WEATHER.COM: April 2015 Severe Weather Outbreak

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